Rrna Guías de estudio, Notas de estudios & Resúmenes

Last Universal Common Ancestor (LUCA) CORRECT ANSWER Was a microbe of unknown type that lived about 4 billion years ago; the origin of all organisms. What is 16s small unit rRNA used for? CORRECT ANSWER It's used to study construct phylogenetic trees of organisms because it's highly conserved and hasn't changed much over time. Antonie von Leeuwenhoek CORRECT ANSWER Father of microscopy in 1620 Increased surface area like folded membranes CORRECT ANSWER How do larger cells maximize di...

Predominant form of DNA - Right-handed B DNA and histone interaction is due to what type of bond? - Ionic What stains to the minor groove of DNA duplex? - SYBR Green What is the most abundant type of RNA? - Ribosomal RNA (rRNA) What does RNA act as in a retrovirus? - Genome and mRNA What increases half-life of mRNA? - 5' Methyl Cap What kind of DNA is most likely to be transcriptionally active? - Euchromatin What is the most common type of eukaryotic DNA? - Satellite DNA What specimen h...

Pyrimidine - One carbon ring Cytosine, Thymine, Uracil Purine - Two carbon rings Adenine, Guanine How are nucleotides joined together? - Condensation to form phosphodiester bond What is the function of mRNA? - Carries genetic info out of nucleus Transcript translated to protein What is the function of tRNA? - Carries aa to ribosome Anticodon pairs with codon on mRNA strand What is the function of rRNA? - part of ribosome structure most abundant RNA coordinated coupling of tRNA to mRNA...

rRNA Correct Answer-ribosomal RNA, a component of ribosomes, which carry out protein synthesis mRNA Correct Answer-messenger RNA, gets translated into proteins tRNA Correct Answer-transfer RNA, adapter molecules that translate the info in mRNA into a specific amino acid sequence RNA Correct Answer-uses ribose and has an OH on C2 cistron Correct Answer-gene monostronic mRNA Correct Answer-carries code for 1 polypeptide. Found in eukaryotes polycistronic mRNA Correct Answer-codes...

Kingdom (5: monera, protista, animalia, plantae, fungi) - Classification no longer used Bacteria, Eukarya, Archaea - The 3 domains If the organisms are phylogenetically related (above 97% = closely related/same species; below 97% = different species) - 16S rRNA gene sequence indicates ... If the organisms are the same species or not (above 70% = same species; below 70% = different species) - DNA-DNA hybridization indicates ... 1) morphology 2) metabolism 3) genotype 4) phylogeny - 4 req...

Module 2 Exam Practice 113 Questions with Verified Answers What does RNA Pol I transcribe? - CORRECT ANSWER rRNA What does RNA Pol II transcribe? - CORRECT ANSWER mRNA snRNA What does RNA Pol III transcribe? - CORRECT ANSWER tRNA rRNA snRNA What is wrong with this definition of a gene? "A gene consists of DNA sequences that encode a single polypeptide" - CORRECT ANSWER 1. Not all genes are DNA sequences (RNA viruses) 2. Not all RNA molecules encode for a single polypeptide L...

What neurotransmitter stimulates release of epinephrine from adrenal medulla? - Answer- acetylcholine What is a metabolite if epinephrine that suggests epi-secreting carcinoma? What is another assoc symptom? - Answer- metanephrine; assoc with HBP What does acetazolamide (carbonic anhydrase ib) treat? - Answer- glaucoma, epilepsy, altitude sickness, congestive heart failure can cause dehydration Sickle cell anemia is due to... - Answer- pt mutation of Glu -> val What is a major ne...

ASCP Technologist in Molecular Biology board exam prep with complete solution 2023/2024 Pyrimidine One carbon ring Cytosine, Thymine, Uracil Purine Two carbon rings Adenine, Guanine How are nucleotides joined together? Condensation to form phosphodiester bond What is the function of mRNA? Carries genetic info out of nucleus Transcript translated to protein What is the function of tRNA? Carries aa to ribosome Anticodon pairs with codon on mRNA strand What is the function of rRNA?...

UofC CMMB 343 MT1 Question and answers rated A+ 2024 Kingdom (5: monera, protista, animalia, plantae, fungi) - correct answer Classification no longer used Bacteria, Eukarya, Archaea - correct answer The 3 domains If the organisms are phylogenetically related (above 97% = closely related/same species; below 97% = different species) - correct answer 16S rRNA gene sequence indicates ... If the organisms are the same species or not (above 70% = same species; below 70% = different spec...

ATP is a Select one: a. by-product of ADP that breaks down phosphates for photosynthesis. b. catalyst for all chemical reactions that occur in the cell. c. long chain of nucleotides responsible for protein synthesis. d. nucleotide that releases and stores energy in the cell. A viral capsid is composed of Select one: a. carbohydrates. b. lipids. c. enzymes. d. proteins. Which of these are NOT considered living organisms? Select one: a. monera b. plants c. protists d. viruses Fin...